问题
单项选择题
健康危险度评价的主要特点是（）。
A.以可接受的危险程度代替安全性
B.其评价方法可以在更大的程度上保证健康
C.把环境污染对人体健康的影响定量化
D.A+C
E.A+B
答案
参考答案：D
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健康危险度评价的主要特点是（）。
A.以可接受的危险程度代替安全性
B.其评价方法可以在更大的程度上保证健康
C.把环境污染对人体健康的影响定量化
D.A+C
E.A+B
参考答案：D
| 完型填空。 | |||
| Amy is 13. She lives __1__ her parents in Suzhou. She is in Grade 7. From Monday __2__ Friday, she goes to school. And she usually __3__ school clothes. There are lots of nice people in her class. Millie her best friend, always __4__ games with her at lunchtime. They both enjoy __5__ the songs of Jay Zhou. She is very busy now. Tomorrow is New Year's Day. They are going to __6__ it in their classroom, __7__ Amy and Millie are going to the supermarket. They want to buy some __8__: sweets, chocolates, lemons and pears for their classmates. Amy often ate chocolates before, but now she __9__ eat them any more because she wants to be healthier. Millie loves pears. She is going to buy five __10_ of them. | |||
| ( )1. A. and ( )2. A. on ( )3. A. in ( )4. A. plays ( )5. A. listening ( )6. A. celebrate ( )7. A. because ( )8. A. food ( )9. A. don't ( )10. A. pieces | B. with B. at B. wear B. play B. hearing B. wait for B. so B. clothes B. doesn't B. bottles | C. without C. to C. put on C. playing C. listening to C. talk about C. but C. drink C. isn't C. pairs | D. in D. and D. wears D. played D. listen to D. sing D. and D. books D. didn't D. kilos |